. >> the police arrested 46-year- old regina butler. the last person seen with jacobson, the investigators have evidence that butler was trying to scam him. >> reporter: the man charged with killing a san francisco high school student pled not guilty today. prosecutors say the 28-year-old karen brewer was driving under the influence on saturday night when he hit and killed chang as she crossed the street. the high school junior was celebrating her 17th birthday. brewer is set back in court on september 7th. >>> we have more on what caused this fire and when the restaurant will reopen. >> reporter: as she surveyed the damage to her restaurant, alice waters had a message for long time fans of the restaurant. >> we are not going anywhere. [ laughter ] we are not going anywhere where. it is just a question of time. >> reporter: a fire broke out at the restaurant around 3:00 this morning. investigators say it started underneath the building. >> the location where the fire appeared to have originated they have -- this is electrical equipment.